Home / 7,397.52-10,209.48-4,253.70

Finding the Fourth Proportional to 7,397.52, 10,209.48 and 4,253.70

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Solution

The fourth proportional to 7,397.52, 10,209.48 and 4,253.70 is: 5,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.52 : 10,209.48 = 4,253.70 : x
  2. Step 2: Convert to fraction form
    7,397.52/10,209.48 = 4,253.70/x
  3. Step 3: Cross multiply
    7,397.52x = 10,209.48 × 4,253.70
  4. Step 4: Simplify right side
    7,397.52x = 43,428,065.08
  5. Step 5: Solve for x
    x = 43,428,065.08/7,397.52
  6. Step 6: Final answer
    x = 5,870.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.